How to compare market efficiency? The Sharpe ratio based on the ARMA-GARCH forecast
Abstract This paper derives a new method for comparing the weak-form efficiency of markets. The author derives the formula of the Sharpe ratio from the ARMA-GARCH model and finds that the Sharpe ratio just depends on the coefficients of the AR and MA terms and is not affected by the GARCH process. F...
Main Authors: | Lin Liu, Qiguang Chen |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2020-10-01
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Series: | Financial Innovation |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s40854-020-00200-6 |
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